| #include <openssl/arm_arch.h> |
| |
| @ Silence ARMv8 deprecated IT instruction warnings. This file is used by both |
| @ ARMv7 and ARMv8 processors and does not use ARMv8 instructions. |
| |
| |
| .text |
| #if defined(__thumb2__) |
| .syntax unified |
| .thumb |
| #else |
| .code 32 |
| #endif |
| |
| #if __ARM_MAX_ARCH__>=7 |
| .align 5 |
| LOPENSSL_armcap: |
| .word OPENSSL_armcap_P-Lbn_mul_mont |
| #endif |
| |
| .globl _bn_mul_mont |
| .private_extern _bn_mul_mont |
| #ifdef __thumb2__ |
| .thumb_func _bn_mul_mont |
| #endif |
| |
| .align 5 |
| _bn_mul_mont: |
| Lbn_mul_mont: |
| ldr ip,[sp,#4] @ load num |
| stmdb sp!,{r0,r2} @ sp points at argument block |
| #if __ARM_MAX_ARCH__>=7 |
| tst ip,#7 |
| bne Lialu |
| adr r0,Lbn_mul_mont |
| ldr r2,LOPENSSL_armcap |
| ldr r0,[r0,r2] |
| #ifdef __APPLE__ |
| ldr r0,[r0] |
| #endif |
| tst r0,#ARMV7_NEON @ NEON available? |
| ldmia sp, {r0,r2} |
| beq Lialu |
| add sp,sp,#8 |
| b bn_mul8x_mont_neon |
| .align 4 |
| Lialu: |
| #endif |
| cmp ip,#2 |
| mov r0,ip @ load num |
| #ifdef __thumb2__ |
| ittt lt |
| #endif |
| movlt r0,#0 |
| addlt sp,sp,#2*4 |
| blt Labrt |
| |
| stmdb sp!,{r4,r5,r6,r7,r8,r9,r10,r11,r12,lr} @ save 10 registers |
| |
| mov r0,r0,lsl#2 @ rescale r0 for byte count |
| sub sp,sp,r0 @ alloca(4*num) |
| sub sp,sp,#4 @ +extra dword |
| sub r0,r0,#4 @ "num=num-1" |
| add r4,r2,r0 @ &bp[num-1] |
| |
| add r0,sp,r0 @ r0 to point at &tp[num-1] |
| ldr r8,[r0,#14*4] @ &n0 |
| ldr r2,[r2] @ bp[0] |
| ldr r5,[r1],#4 @ ap[0],ap++ |
| ldr r6,[r3],#4 @ np[0],np++ |
| ldr r8,[r8] @ *n0 |
| str r4,[r0,#15*4] @ save &bp[num] |
| |
| umull r10,r11,r5,r2 @ ap[0]*bp[0] |
| str r8,[r0,#14*4] @ save n0 value |
| mul r8,r10,r8 @ "tp[0]"*n0 |
| mov r12,#0 |
| umlal r10,r12,r6,r8 @ np[0]*n0+"t[0]" |
| mov r4,sp |
| |
| L1st: |
| ldr r5,[r1],#4 @ ap[j],ap++ |
| mov r10,r11 |
| ldr r6,[r3],#4 @ np[j],np++ |
| mov r11,#0 |
| umlal r10,r11,r5,r2 @ ap[j]*bp[0] |
| mov r14,#0 |
| umlal r12,r14,r6,r8 @ np[j]*n0 |
| adds r12,r12,r10 |
| str r12,[r4],#4 @ tp[j-1]=,tp++ |
| adc r12,r14,#0 |
| cmp r4,r0 |
| bne L1st |
| |
| adds r12,r12,r11 |
| ldr r4,[r0,#13*4] @ restore bp |
| mov r14,#0 |
| ldr r8,[r0,#14*4] @ restore n0 |
| adc r14,r14,#0 |
| str r12,[r0] @ tp[num-1]= |
| mov r7,sp |
| str r14,[r0,#4] @ tp[num]= |
| |
| Louter: |
| sub r7,r0,r7 @ "original" r0-1 value |
| sub r1,r1,r7 @ "rewind" ap to &ap[1] |
| ldr r2,[r4,#4]! @ *(++bp) |
| sub r3,r3,r7 @ "rewind" np to &np[1] |
| ldr r5,[r1,#-4] @ ap[0] |
| ldr r10,[sp] @ tp[0] |
| ldr r6,[r3,#-4] @ np[0] |
| ldr r7,[sp,#4] @ tp[1] |
| |
| mov r11,#0 |
| umlal r10,r11,r5,r2 @ ap[0]*bp[i]+tp[0] |
| str r4,[r0,#13*4] @ save bp |
| mul r8,r10,r8 |
| mov r12,#0 |
| umlal r10,r12,r6,r8 @ np[0]*n0+"tp[0]" |
| mov r4,sp |
| |
| Linner: |
| ldr r5,[r1],#4 @ ap[j],ap++ |
| adds r10,r11,r7 @ +=tp[j] |
| ldr r6,[r3],#4 @ np[j],np++ |
| mov r11,#0 |
| umlal r10,r11,r5,r2 @ ap[j]*bp[i] |
| mov r14,#0 |
| umlal r12,r14,r6,r8 @ np[j]*n0 |
| adc r11,r11,#0 |
| ldr r7,[r4,#8] @ tp[j+1] |
| adds r12,r12,r10 |
| str r12,[r4],#4 @ tp[j-1]=,tp++ |
| adc r12,r14,#0 |
| cmp r4,r0 |
| bne Linner |
| |
| adds r12,r12,r11 |
| mov r14,#0 |
| ldr r4,[r0,#13*4] @ restore bp |
| adc r14,r14,#0 |
| ldr r8,[r0,#14*4] @ restore n0 |
| adds r12,r12,r7 |
| ldr r7,[r0,#15*4] @ restore &bp[num] |
| adc r14,r14,#0 |
| str r12,[r0] @ tp[num-1]= |
| str r14,[r0,#4] @ tp[num]= |
| |
| cmp r4,r7 |
| #ifdef __thumb2__ |
| itt ne |
| #endif |
| movne r7,sp |
| bne Louter |
| |
| ldr r2,[r0,#12*4] @ pull rp |
| mov r5,sp |
| add r0,r0,#4 @ r0 to point at &tp[num] |
| sub r5,r0,r5 @ "original" num value |
| mov r4,sp @ "rewind" r4 |
| mov r1,r4 @ "borrow" r1 |
| sub r3,r3,r5 @ "rewind" r3 to &np[0] |
| |
| subs r7,r7,r7 @ "clear" carry flag |
| Lsub: ldr r7,[r4],#4 |
| ldr r6,[r3],#4 |
| sbcs r7,r7,r6 @ tp[j]-np[j] |
| str r7,[r2],#4 @ rp[j]= |
| teq r4,r0 @ preserve carry |
| bne Lsub |
| sbcs r14,r14,#0 @ upmost carry |
| mov r4,sp @ "rewind" r4 |
| sub r2,r2,r5 @ "rewind" r2 |
| |
| Lcopy: ldr r7,[r4] @ conditional copy |
| ldr r5,[r2] |
| str sp,[r4],#4 @ zap tp |
| #ifdef __thumb2__ |
| it cc |
| #endif |
| movcc r5,r7 |
| str r5,[r2],#4 |
| teq r4,r0 @ preserve carry |
| bne Lcopy |
| |
| mov sp,r0 |
| add sp,sp,#4 @ skip over tp[num+1] |
| ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,r11,r12,lr} @ restore registers |
| add sp,sp,#2*4 @ skip over {r0,r2} |
| mov r0,#1 |
| Labrt: |
| #if __ARM_ARCH__>=5 |
| bx lr @ bx lr |
| #else |
| tst lr,#1 |
| moveq pc,lr @ be binary compatible with V4, yet |
| .word 0xe12fff1e @ interoperable with Thumb ISA:-) |
| #endif |
| |
| #if __ARM_MAX_ARCH__>=7 |
| |
| |
| |
| #ifdef __thumb2__ |
| .thumb_func bn_mul8x_mont_neon |
| #endif |
| .align 5 |
| bn_mul8x_mont_neon: |
| mov ip,sp |
| stmdb sp!,{r4,r5,r6,r7,r8,r9,r10,r11} |
| vstmdb sp!,{d8,d9,d10,d11,d12,d13,d14,d15} @ ABI specification says so |
| ldmia ip,{r4,r5} @ load rest of parameter block |
| mov ip,sp |
| |
| cmp r5,#8 |
| bhi LNEON_8n |
| |
| @ special case for r5==8, everything is in register bank... |
| |
| vld1.32 {d28[0]}, [r2,:32]! |
| veor d8,d8,d8 |
| sub r7,sp,r5,lsl#4 |
| vld1.32 {d0,d1,d2,d3}, [r1]! @ can't specify :32 :-( |
| and r7,r7,#-64 |
| vld1.32 {d30[0]}, [r4,:32] |
| mov sp,r7 @ alloca |
| vzip.16 d28,d8 |
| |
| vmull.u32 q6,d28,d0[0] |
| vmull.u32 q7,d28,d0[1] |
| vmull.u32 q8,d28,d1[0] |
| vshl.i64 d29,d13,#16 |
| vmull.u32 q9,d28,d1[1] |
| |
| vadd.u64 d29,d29,d12 |
| veor d8,d8,d8 |
| vmul.u32 d29,d29,d30 |
| |
| vmull.u32 q10,d28,d2[0] |
| vld1.32 {d4,d5,d6,d7}, [r3]! |
| vmull.u32 q11,d28,d2[1] |
| vmull.u32 q12,d28,d3[0] |
| vzip.16 d29,d8 |
| vmull.u32 q13,d28,d3[1] |
| |
| vmlal.u32 q6,d29,d4[0] |
| sub r9,r5,#1 |
| vmlal.u32 q7,d29,d4[1] |
| vmlal.u32 q8,d29,d5[0] |
| vmlal.u32 q9,d29,d5[1] |
| |
| vmlal.u32 q10,d29,d6[0] |
| vmov q5,q6 |
| vmlal.u32 q11,d29,d6[1] |
| vmov q6,q7 |
| vmlal.u32 q12,d29,d7[0] |
| vmov q7,q8 |
| vmlal.u32 q13,d29,d7[1] |
| vmov q8,q9 |
| vmov q9,q10 |
| vshr.u64 d10,d10,#16 |
| vmov q10,q11 |
| vmov q11,q12 |
| vadd.u64 d10,d10,d11 |
| vmov q12,q13 |
| veor q13,q13 |
| vshr.u64 d10,d10,#16 |
| |
| b LNEON_outer8 |
| |
| .align 4 |
| LNEON_outer8: |
| vld1.32 {d28[0]}, [r2,:32]! |
| veor d8,d8,d8 |
| vzip.16 d28,d8 |
| vadd.u64 d12,d12,d10 |
| |
| vmlal.u32 q6,d28,d0[0] |
| vmlal.u32 q7,d28,d0[1] |
| vmlal.u32 q8,d28,d1[0] |
| vshl.i64 d29,d13,#16 |
| vmlal.u32 q9,d28,d1[1] |
| |
| vadd.u64 d29,d29,d12 |
| veor d8,d8,d8 |
| subs r9,r9,#1 |
| vmul.u32 d29,d29,d30 |
| |
| vmlal.u32 q10,d28,d2[0] |
| vmlal.u32 q11,d28,d2[1] |
| vmlal.u32 q12,d28,d3[0] |
| vzip.16 d29,d8 |
| vmlal.u32 q13,d28,d3[1] |
| |
| vmlal.u32 q6,d29,d4[0] |
| vmlal.u32 q7,d29,d4[1] |
| vmlal.u32 q8,d29,d5[0] |
| vmlal.u32 q9,d29,d5[1] |
| |
| vmlal.u32 q10,d29,d6[0] |
| vmov q5,q6 |
| vmlal.u32 q11,d29,d6[1] |
| vmov q6,q7 |
| vmlal.u32 q12,d29,d7[0] |
| vmov q7,q8 |
| vmlal.u32 q13,d29,d7[1] |
| vmov q8,q9 |
| vmov q9,q10 |
| vshr.u64 d10,d10,#16 |
| vmov q10,q11 |
| vmov q11,q12 |
| vadd.u64 d10,d10,d11 |
| vmov q12,q13 |
| veor q13,q13 |
| vshr.u64 d10,d10,#16 |
| |
| bne LNEON_outer8 |
| |
| vadd.u64 d12,d12,d10 |
| mov r7,sp |
| vshr.u64 d10,d12,#16 |
| mov r8,r5 |
| vadd.u64 d13,d13,d10 |
| add r6,sp,#96 |
| vshr.u64 d10,d13,#16 |
| vzip.16 d12,d13 |
| |
| b LNEON_tail_entry |
| |
| .align 4 |
| LNEON_8n: |
| veor q6,q6,q6 |
| sub r7,sp,#128 |
| veor q7,q7,q7 |
| sub r7,r7,r5,lsl#4 |
| veor q8,q8,q8 |
| and r7,r7,#-64 |
| veor q9,q9,q9 |
| mov sp,r7 @ alloca |
| veor q10,q10,q10 |
| add r7,r7,#256 |
| veor q11,q11,q11 |
| sub r8,r5,#8 |
| veor q12,q12,q12 |
| veor q13,q13,q13 |
| |
| LNEON_8n_init: |
| vst1.64 {q6,q7},[r7,:256]! |
| subs r8,r8,#8 |
| vst1.64 {q8,q9},[r7,:256]! |
| vst1.64 {q10,q11},[r7,:256]! |
| vst1.64 {q12,q13},[r7,:256]! |
| bne LNEON_8n_init |
| |
| add r6,sp,#256 |
| vld1.32 {d0,d1,d2,d3},[r1]! |
| add r10,sp,#8 |
| vld1.32 {d30[0]},[r4,:32] |
| mov r9,r5 |
| b LNEON_8n_outer |
| |
| .align 4 |
| LNEON_8n_outer: |
| vld1.32 {d28[0]},[r2,:32]! @ *b++ |
| veor d8,d8,d8 |
| vzip.16 d28,d8 |
| add r7,sp,#128 |
| vld1.32 {d4,d5,d6,d7},[r3]! |
| |
| vmlal.u32 q6,d28,d0[0] |
| vmlal.u32 q7,d28,d0[1] |
| veor d8,d8,d8 |
| vmlal.u32 q8,d28,d1[0] |
| vshl.i64 d29,d13,#16 |
| vmlal.u32 q9,d28,d1[1] |
| vadd.u64 d29,d29,d12 |
| vmlal.u32 q10,d28,d2[0] |
| vmul.u32 d29,d29,d30 |
| vmlal.u32 q11,d28,d2[1] |
| vst1.32 {d28},[sp,:64] @ put aside smashed b[8*i+0] |
| vmlal.u32 q12,d28,d3[0] |
| vzip.16 d29,d8 |
| vmlal.u32 q13,d28,d3[1] |
| vld1.32 {d28[0]},[r2,:32]! @ *b++ |
| vmlal.u32 q6,d29,d4[0] |
| veor d10,d10,d10 |
| vmlal.u32 q7,d29,d4[1] |
| vzip.16 d28,d10 |
| vmlal.u32 q8,d29,d5[0] |
| vshr.u64 d12,d12,#16 |
| vmlal.u32 q9,d29,d5[1] |
| vmlal.u32 q10,d29,d6[0] |
| vadd.u64 d12,d12,d13 |
| vmlal.u32 q11,d29,d6[1] |
| vshr.u64 d12,d12,#16 |
| vmlal.u32 q12,d29,d7[0] |
| vmlal.u32 q13,d29,d7[1] |
| vadd.u64 d14,d14,d12 |
| vst1.32 {d29},[r10,:64]! @ put aside smashed m[8*i+0] |
| vmlal.u32 q7,d28,d0[0] |
| vld1.64 {q6},[r6,:128]! |
| vmlal.u32 q8,d28,d0[1] |
| veor d8,d8,d8 |
| vmlal.u32 q9,d28,d1[0] |
| vshl.i64 d29,d15,#16 |
| vmlal.u32 q10,d28,d1[1] |
| vadd.u64 d29,d29,d14 |
| vmlal.u32 q11,d28,d2[0] |
| vmul.u32 d29,d29,d30 |
| vmlal.u32 q12,d28,d2[1] |
| vst1.32 {d28},[r10,:64]! @ put aside smashed b[8*i+1] |
| vmlal.u32 q13,d28,d3[0] |
| vzip.16 d29,d8 |
| vmlal.u32 q6,d28,d3[1] |
| vld1.32 {d28[0]},[r2,:32]! @ *b++ |
| vmlal.u32 q7,d29,d4[0] |
| veor d10,d10,d10 |
| vmlal.u32 q8,d29,d4[1] |
| vzip.16 d28,d10 |
| vmlal.u32 q9,d29,d5[0] |
| vshr.u64 d14,d14,#16 |
| vmlal.u32 q10,d29,d5[1] |
| vmlal.u32 q11,d29,d6[0] |
| vadd.u64 d14,d14,d15 |
| vmlal.u32 q12,d29,d6[1] |
| vshr.u64 d14,d14,#16 |
| vmlal.u32 q13,d29,d7[0] |
| vmlal.u32 q6,d29,d7[1] |
| vadd.u64 d16,d16,d14 |
| vst1.32 {d29},[r10,:64]! @ put aside smashed m[8*i+1] |
| vmlal.u32 q8,d28,d0[0] |
| vld1.64 {q7},[r6,:128]! |
| vmlal.u32 q9,d28,d0[1] |
| veor d8,d8,d8 |
| vmlal.u32 q10,d28,d1[0] |
| vshl.i64 d29,d17,#16 |
| vmlal.u32 q11,d28,d1[1] |
| vadd.u64 d29,d29,d16 |
| vmlal.u32 q12,d28,d2[0] |
| vmul.u32 d29,d29,d30 |
| vmlal.u32 q13,d28,d2[1] |
| vst1.32 {d28},[r10,:64]! @ put aside smashed b[8*i+2] |
| vmlal.u32 q6,d28,d3[0] |
| vzip.16 d29,d8 |
| vmlal.u32 q7,d28,d3[1] |
| vld1.32 {d28[0]},[r2,:32]! @ *b++ |
| vmlal.u32 q8,d29,d4[0] |
| veor d10,d10,d10 |
| vmlal.u32 q9,d29,d4[1] |
| vzip.16 d28,d10 |
| vmlal.u32 q10,d29,d5[0] |
| vshr.u64 d16,d16,#16 |
| vmlal.u32 q11,d29,d5[1] |
| vmlal.u32 q12,d29,d6[0] |
| vadd.u64 d16,d16,d17 |
| vmlal.u32 q13,d29,d6[1] |
| vshr.u64 d16,d16,#16 |
| vmlal.u32 q6,d29,d7[0] |
| vmlal.u32 q7,d29,d7[1] |
| vadd.u64 d18,d18,d16 |
| vst1.32 {d29},[r10,:64]! @ put aside smashed m[8*i+2] |
| vmlal.u32 q9,d28,d0[0] |
| vld1.64 {q8},[r6,:128]! |
| vmlal.u32 q10,d28,d0[1] |
| veor d8,d8,d8 |
| vmlal.u32 q11,d28,d1[0] |
| vshl.i64 d29,d19,#16 |
| vmlal.u32 q12,d28,d1[1] |
| vadd.u64 d29,d29,d18 |
| vmlal.u32 q13,d28,d2[0] |
| vmul.u32 d29,d29,d30 |
| vmlal.u32 q6,d28,d2[1] |
| vst1.32 {d28},[r10,:64]! @ put aside smashed b[8*i+3] |
| vmlal.u32 q7,d28,d3[0] |
| vzip.16 d29,d8 |
| vmlal.u32 q8,d28,d3[1] |
| vld1.32 {d28[0]},[r2,:32]! @ *b++ |
| vmlal.u32 q9,d29,d4[0] |
| veor d10,d10,d10 |
| vmlal.u32 q10,d29,d4[1] |
| vzip.16 d28,d10 |
| vmlal.u32 q11,d29,d5[0] |
| vshr.u64 d18,d18,#16 |
| vmlal.u32 q12,d29,d5[1] |
| vmlal.u32 q13,d29,d6[0] |
| vadd.u64 d18,d18,d19 |
| vmlal.u32 q6,d29,d6[1] |
| vshr.u64 d18,d18,#16 |
| vmlal.u32 q7,d29,d7[0] |
| vmlal.u32 q8,d29,d7[1] |
| vadd.u64 d20,d20,d18 |
| vst1.32 {d29},[r10,:64]! @ put aside smashed m[8*i+3] |
| vmlal.u32 q10,d28,d0[0] |
| vld1.64 {q9},[r6,:128]! |
| vmlal.u32 q11,d28,d0[1] |
| veor d8,d8,d8 |
| vmlal.u32 q12,d28,d1[0] |
| vshl.i64 d29,d21,#16 |
| vmlal.u32 q13,d28,d1[1] |
| vadd.u64 d29,d29,d20 |
| vmlal.u32 q6,d28,d2[0] |
| vmul.u32 d29,d29,d30 |
| vmlal.u32 q7,d28,d2[1] |
| vst1.32 {d28},[r10,:64]! @ put aside smashed b[8*i+4] |
| vmlal.u32 q8,d28,d3[0] |
| vzip.16 d29,d8 |
| vmlal.u32 q9,d28,d3[1] |
| vld1.32 {d28[0]},[r2,:32]! @ *b++ |
| vmlal.u32 q10,d29,d4[0] |
| veor d10,d10,d10 |
| vmlal.u32 q11,d29,d4[1] |
| vzip.16 d28,d10 |
| vmlal.u32 q12,d29,d5[0] |
| vshr.u64 d20,d20,#16 |
| vmlal.u32 q13,d29,d5[1] |
| vmlal.u32 q6,d29,d6[0] |
| vadd.u64 d20,d20,d21 |
| vmlal.u32 q7,d29,d6[1] |
| vshr.u64 d20,d20,#16 |
| vmlal.u32 q8,d29,d7[0] |
| vmlal.u32 q9,d29,d7[1] |
| vadd.u64 d22,d22,d20 |
| vst1.32 {d29},[r10,:64]! @ put aside smashed m[8*i+4] |
| vmlal.u32 q11,d28,d0[0] |
| vld1.64 {q10},[r6,:128]! |
| vmlal.u32 q12,d28,d0[1] |
| veor d8,d8,d8 |
| vmlal.u32 q13,d28,d1[0] |
| vshl.i64 d29,d23,#16 |
| vmlal.u32 q6,d28,d1[1] |
| vadd.u64 d29,d29,d22 |
| vmlal.u32 q7,d28,d2[0] |
| vmul.u32 d29,d29,d30 |
| vmlal.u32 q8,d28,d2[1] |
| vst1.32 {d28},[r10,:64]! @ put aside smashed b[8*i+5] |
| vmlal.u32 q9,d28,d3[0] |
| vzip.16 d29,d8 |
| vmlal.u32 q10,d28,d3[1] |
| vld1.32 {d28[0]},[r2,:32]! @ *b++ |
| vmlal.u32 q11,d29,d4[0] |
| veor d10,d10,d10 |
| vmlal.u32 q12,d29,d4[1] |
| vzip.16 d28,d10 |
| vmlal.u32 q13,d29,d5[0] |
| vshr.u64 d22,d22,#16 |
| vmlal.u32 q6,d29,d5[1] |
| vmlal.u32 q7,d29,d6[0] |
| vadd.u64 d22,d22,d23 |
| vmlal.u32 q8,d29,d6[1] |
| vshr.u64 d22,d22,#16 |
| vmlal.u32 q9,d29,d7[0] |
| vmlal.u32 q10,d29,d7[1] |
| vadd.u64 d24,d24,d22 |
| vst1.32 {d29},[r10,:64]! @ put aside smashed m[8*i+5] |
| vmlal.u32 q12,d28,d0[0] |
| vld1.64 {q11},[r6,:128]! |
| vmlal.u32 q13,d28,d0[1] |
| veor d8,d8,d8 |
| vmlal.u32 q6,d28,d1[0] |
| vshl.i64 d29,d25,#16 |
| vmlal.u32 q7,d28,d1[1] |
| vadd.u64 d29,d29,d24 |
| vmlal.u32 q8,d28,d2[0] |
| vmul.u32 d29,d29,d30 |
| vmlal.u32 q9,d28,d2[1] |
| vst1.32 {d28},[r10,:64]! @ put aside smashed b[8*i+6] |
| vmlal.u32 q10,d28,d3[0] |
| vzip.16 d29,d8 |
| vmlal.u32 q11,d28,d3[1] |
| vld1.32 {d28[0]},[r2,:32]! @ *b++ |
| vmlal.u32 q12,d29,d4[0] |
| veor d10,d10,d10 |
| vmlal.u32 q13,d29,d4[1] |
| vzip.16 d28,d10 |
| vmlal.u32 q6,d29,d5[0] |
| vshr.u64 d24,d24,#16 |
| vmlal.u32 q7,d29,d5[1] |
| vmlal.u32 q8,d29,d6[0] |
| vadd.u64 d24,d24,d25 |
| vmlal.u32 q9,d29,d6[1] |
| vshr.u64 d24,d24,#16 |
| vmlal.u32 q10,d29,d7[0] |
| vmlal.u32 q11,d29,d7[1] |
| vadd.u64 d26,d26,d24 |
| vst1.32 {d29},[r10,:64]! @ put aside smashed m[8*i+6] |
| vmlal.u32 q13,d28,d0[0] |
| vld1.64 {q12},[r6,:128]! |
| vmlal.u32 q6,d28,d0[1] |
| veor d8,d8,d8 |
| vmlal.u32 q7,d28,d1[0] |
| vshl.i64 d29,d27,#16 |
| vmlal.u32 q8,d28,d1[1] |
| vadd.u64 d29,d29,d26 |
| vmlal.u32 q9,d28,d2[0] |
| vmul.u32 d29,d29,d30 |
| vmlal.u32 q10,d28,d2[1] |
| vst1.32 {d28},[r10,:64]! @ put aside smashed b[8*i+7] |
| vmlal.u32 q11,d28,d3[0] |
| vzip.16 d29,d8 |
| vmlal.u32 q12,d28,d3[1] |
| vld1.32 {d28},[sp,:64] @ pull smashed b[8*i+0] |
| vmlal.u32 q13,d29,d4[0] |
| vld1.32 {d0,d1,d2,d3},[r1]! |
| vmlal.u32 q6,d29,d4[1] |
| vmlal.u32 q7,d29,d5[0] |
| vshr.u64 d26,d26,#16 |
| vmlal.u32 q8,d29,d5[1] |
| vmlal.u32 q9,d29,d6[0] |
| vadd.u64 d26,d26,d27 |
| vmlal.u32 q10,d29,d6[1] |
| vshr.u64 d26,d26,#16 |
| vmlal.u32 q11,d29,d7[0] |
| vmlal.u32 q12,d29,d7[1] |
| vadd.u64 d12,d12,d26 |
| vst1.32 {d29},[r10,:64] @ put aside smashed m[8*i+7] |
| add r10,sp,#8 @ rewind |
| sub r8,r5,#8 |
| b LNEON_8n_inner |
| |
| .align 4 |
| LNEON_8n_inner: |
| subs r8,r8,#8 |
| vmlal.u32 q6,d28,d0[0] |
| vld1.64 {q13},[r6,:128] |
| vmlal.u32 q7,d28,d0[1] |
| vld1.32 {d29},[r10,:64]! @ pull smashed m[8*i+0] |
| vmlal.u32 q8,d28,d1[0] |
| vld1.32 {d4,d5,d6,d7},[r3]! |
| vmlal.u32 q9,d28,d1[1] |
| it ne |
| addne r6,r6,#16 @ don't advance in last iteration |
| vmlal.u32 q10,d28,d2[0] |
| vmlal.u32 q11,d28,d2[1] |
| vmlal.u32 q12,d28,d3[0] |
| vmlal.u32 q13,d28,d3[1] |
| vld1.32 {d28},[r10,:64]! @ pull smashed b[8*i+1] |
| vmlal.u32 q6,d29,d4[0] |
| vmlal.u32 q7,d29,d4[1] |
| vmlal.u32 q8,d29,d5[0] |
| vmlal.u32 q9,d29,d5[1] |
| vmlal.u32 q10,d29,d6[0] |
| vmlal.u32 q11,d29,d6[1] |
| vmlal.u32 q12,d29,d7[0] |
| vmlal.u32 q13,d29,d7[1] |
| vst1.64 {q6},[r7,:128]! |
| vmlal.u32 q7,d28,d0[0] |
| vld1.64 {q6},[r6,:128] |
| vmlal.u32 q8,d28,d0[1] |
| vld1.32 {d29},[r10,:64]! @ pull smashed m[8*i+1] |
| vmlal.u32 q9,d28,d1[0] |
| it ne |
| addne r6,r6,#16 @ don't advance in last iteration |
| vmlal.u32 q10,d28,d1[1] |
| vmlal.u32 q11,d28,d2[0] |
| vmlal.u32 q12,d28,d2[1] |
| vmlal.u32 q13,d28,d3[0] |
| vmlal.u32 q6,d28,d3[1] |
| vld1.32 {d28},[r10,:64]! @ pull smashed b[8*i+2] |
| vmlal.u32 q7,d29,d4[0] |
| vmlal.u32 q8,d29,d4[1] |
| vmlal.u32 q9,d29,d5[0] |
| vmlal.u32 q10,d29,d5[1] |
| vmlal.u32 q11,d29,d6[0] |
| vmlal.u32 q12,d29,d6[1] |
| vmlal.u32 q13,d29,d7[0] |
| vmlal.u32 q6,d29,d7[1] |
| vst1.64 {q7},[r7,:128]! |
| vmlal.u32 q8,d28,d0[0] |
| vld1.64 {q7},[r6,:128] |
| vmlal.u32 q9,d28,d0[1] |
| vld1.32 {d29},[r10,:64]! @ pull smashed m[8*i+2] |
| vmlal.u32 q10,d28,d1[0] |
| it ne |
| addne r6,r6,#16 @ don't advance in last iteration |
| vmlal.u32 q11,d28,d1[1] |
| vmlal.u32 q12,d28,d2[0] |
| vmlal.u32 q13,d28,d2[1] |
| vmlal.u32 q6,d28,d3[0] |
| vmlal.u32 q7,d28,d3[1] |
| vld1.32 {d28},[r10,:64]! @ pull smashed b[8*i+3] |
| vmlal.u32 q8,d29,d4[0] |
| vmlal.u32 q9,d29,d4[1] |
| vmlal.u32 q10,d29,d5[0] |
| vmlal.u32 q11,d29,d5[1] |
| vmlal.u32 q12,d29,d6[0] |
| vmlal.u32 q13,d29,d6[1] |
| vmlal.u32 q6,d29,d7[0] |
| vmlal.u32 q7,d29,d7[1] |
| vst1.64 {q8},[r7,:128]! |
| vmlal.u32 q9,d28,d0[0] |
| vld1.64 {q8},[r6,:128] |
| vmlal.u32 q10,d28,d0[1] |
| vld1.32 {d29},[r10,:64]! @ pull smashed m[8*i+3] |
| vmlal.u32 q11,d28,d1[0] |
| it ne |
| addne r6,r6,#16 @ don't advance in last iteration |
| vmlal.u32 q12,d28,d1[1] |
| vmlal.u32 q13,d28,d2[0] |
| vmlal.u32 q6,d28,d2[1] |
| vmlal.u32 q7,d28,d3[0] |
| vmlal.u32 q8,d28,d3[1] |
| vld1.32 {d28},[r10,:64]! @ pull smashed b[8*i+4] |
| vmlal.u32 q9,d29,d4[0] |
| vmlal.u32 q10,d29,d4[1] |
| vmlal.u32 q11,d29,d5[0] |
| vmlal.u32 q12,d29,d5[1] |
| vmlal.u32 q13,d29,d6[0] |
| vmlal.u32 q6,d29,d6[1] |
| vmlal.u32 q7,d29,d7[0] |
| vmlal.u32 q8,d29,d7[1] |
| vst1.64 {q9},[r7,:128]! |
| vmlal.u32 q10,d28,d0[0] |
| vld1.64 {q9},[r6,:128] |
| vmlal.u32 q11,d28,d0[1] |
| vld1.32 {d29},[r10,:64]! @ pull smashed m[8*i+4] |
| vmlal.u32 q12,d28,d1[0] |
| it ne |
| addne r6,r6,#16 @ don't advance in last iteration |
| vmlal.u32 q13,d28,d1[1] |
| vmlal.u32 q6,d28,d2[0] |
| vmlal.u32 q7,d28,d2[1] |
| vmlal.u32 q8,d28,d3[0] |
| vmlal.u32 q9,d28,d3[1] |
| vld1.32 {d28},[r10,:64]! @ pull smashed b[8*i+5] |
| vmlal.u32 q10,d29,d4[0] |
| vmlal.u32 q11,d29,d4[1] |
| vmlal.u32 q12,d29,d5[0] |
| vmlal.u32 q13,d29,d5[1] |
| vmlal.u32 q6,d29,d6[0] |
| vmlal.u32 q7,d29,d6[1] |
| vmlal.u32 q8,d29,d7[0] |
| vmlal.u32 q9,d29,d7[1] |
| vst1.64 {q10},[r7,:128]! |
| vmlal.u32 q11,d28,d0[0] |
| vld1.64 {q10},[r6,:128] |
| vmlal.u32 q12,d28,d0[1] |
| vld1.32 {d29},[r10,:64]! @ pull smashed m[8*i+5] |
| vmlal.u32 q13,d28,d1[0] |
| it ne |
| addne r6,r6,#16 @ don't advance in last iteration |
| vmlal.u32 q6,d28,d1[1] |
| vmlal.u32 q7,d28,d2[0] |
| vmlal.u32 q8,d28,d2[1] |
| vmlal.u32 q9,d28,d3[0] |
| vmlal.u32 q10,d28,d3[1] |
| vld1.32 {d28},[r10,:64]! @ pull smashed b[8*i+6] |
| vmlal.u32 q11,d29,d4[0] |
| vmlal.u32 q12,d29,d4[1] |
| vmlal.u32 q13,d29,d5[0] |
| vmlal.u32 q6,d29,d5[1] |
| vmlal.u32 q7,d29,d6[0] |
| vmlal.u32 q8,d29,d6[1] |
| vmlal.u32 q9,d29,d7[0] |
| vmlal.u32 q10,d29,d7[1] |
| vst1.64 {q11},[r7,:128]! |
| vmlal.u32 q12,d28,d0[0] |
| vld1.64 {q11},[r6,:128] |
| vmlal.u32 q13,d28,d0[1] |
| vld1.32 {d29},[r10,:64]! @ pull smashed m[8*i+6] |
| vmlal.u32 q6,d28,d1[0] |
| it ne |
| addne r6,r6,#16 @ don't advance in last iteration |
| vmlal.u32 q7,d28,d1[1] |
| vmlal.u32 q8,d28,d2[0] |
| vmlal.u32 q9,d28,d2[1] |
| vmlal.u32 q10,d28,d3[0] |
| vmlal.u32 q11,d28,d3[1] |
| vld1.32 {d28},[r10,:64]! @ pull smashed b[8*i+7] |
| vmlal.u32 q12,d29,d4[0] |
| vmlal.u32 q13,d29,d4[1] |
| vmlal.u32 q6,d29,d5[0] |
| vmlal.u32 q7,d29,d5[1] |
| vmlal.u32 q8,d29,d6[0] |
| vmlal.u32 q9,d29,d6[1] |
| vmlal.u32 q10,d29,d7[0] |
| vmlal.u32 q11,d29,d7[1] |
| vst1.64 {q12},[r7,:128]! |
| vmlal.u32 q13,d28,d0[0] |
| vld1.64 {q12},[r6,:128] |
| vmlal.u32 q6,d28,d0[1] |
| vld1.32 {d29},[r10,:64]! @ pull smashed m[8*i+7] |
| vmlal.u32 q7,d28,d1[0] |
| it ne |
| addne r6,r6,#16 @ don't advance in last iteration |
| vmlal.u32 q8,d28,d1[1] |
| vmlal.u32 q9,d28,d2[0] |
| vmlal.u32 q10,d28,d2[1] |
| vmlal.u32 q11,d28,d3[0] |
| vmlal.u32 q12,d28,d3[1] |
| it eq |
| subeq r1,r1,r5,lsl#2 @ rewind |
| vmlal.u32 q13,d29,d4[0] |
| vld1.32 {d28},[sp,:64] @ pull smashed b[8*i+0] |
| vmlal.u32 q6,d29,d4[1] |
| vld1.32 {d0,d1,d2,d3},[r1]! |
| vmlal.u32 q7,d29,d5[0] |
| add r10,sp,#8 @ rewind |
| vmlal.u32 q8,d29,d5[1] |
| vmlal.u32 q9,d29,d6[0] |
| vmlal.u32 q10,d29,d6[1] |
| vmlal.u32 q11,d29,d7[0] |
| vst1.64 {q13},[r7,:128]! |
| vmlal.u32 q12,d29,d7[1] |
| |
| bne LNEON_8n_inner |
| add r6,sp,#128 |
| vst1.64 {q6,q7},[r7,:256]! |
| veor q2,q2,q2 @ d4-d5 |
| vst1.64 {q8,q9},[r7,:256]! |
| veor q3,q3,q3 @ d6-d7 |
| vst1.64 {q10,q11},[r7,:256]! |
| vst1.64 {q12},[r7,:128] |
| |
| subs r9,r9,#8 |
| vld1.64 {q6,q7},[r6,:256]! |
| vld1.64 {q8,q9},[r6,:256]! |
| vld1.64 {q10,q11},[r6,:256]! |
| vld1.64 {q12,q13},[r6,:256]! |
| |
| itt ne |
| subne r3,r3,r5,lsl#2 @ rewind |
| bne LNEON_8n_outer |
| |
| add r7,sp,#128 |
| vst1.64 {q2,q3}, [sp,:256]! @ start wiping stack frame |
| vshr.u64 d10,d12,#16 |
| vst1.64 {q2,q3},[sp,:256]! |
| vadd.u64 d13,d13,d10 |
| vst1.64 {q2,q3}, [sp,:256]! |
| vshr.u64 d10,d13,#16 |
| vst1.64 {q2,q3}, [sp,:256]! |
| vzip.16 d12,d13 |
| |
| mov r8,r5 |
| b LNEON_tail_entry |
| |
| .align 4 |
| LNEON_tail: |
| vadd.u64 d12,d12,d10 |
| vshr.u64 d10,d12,#16 |
| vld1.64 {q8,q9}, [r6, :256]! |
| vadd.u64 d13,d13,d10 |
| vld1.64 {q10,q11}, [r6, :256]! |
| vshr.u64 d10,d13,#16 |
| vld1.64 {q12,q13}, [r6, :256]! |
| vzip.16 d12,d13 |
| |
| LNEON_tail_entry: |
| vadd.u64 d14,d14,d10 |
| vst1.32 {d12[0]}, [r7, :32]! |
| vshr.u64 d10,d14,#16 |
| vadd.u64 d15,d15,d10 |
| vshr.u64 d10,d15,#16 |
| vzip.16 d14,d15 |
| vadd.u64 d16,d16,d10 |
| vst1.32 {d14[0]}, [r7, :32]! |
| vshr.u64 d10,d16,#16 |
| vadd.u64 d17,d17,d10 |
| vshr.u64 d10,d17,#16 |
| vzip.16 d16,d17 |
| vadd.u64 d18,d18,d10 |
| vst1.32 {d16[0]}, [r7, :32]! |
| vshr.u64 d10,d18,#16 |
| vadd.u64 d19,d19,d10 |
| vshr.u64 d10,d19,#16 |
| vzip.16 d18,d19 |
| vadd.u64 d20,d20,d10 |
| vst1.32 {d18[0]}, [r7, :32]! |
| vshr.u64 d10,d20,#16 |
| vadd.u64 d21,d21,d10 |
| vshr.u64 d10,d21,#16 |
| vzip.16 d20,d21 |
| vadd.u64 d22,d22,d10 |
| vst1.32 {d20[0]}, [r7, :32]! |
| vshr.u64 d10,d22,#16 |
| vadd.u64 d23,d23,d10 |
| vshr.u64 d10,d23,#16 |
| vzip.16 d22,d23 |
| vadd.u64 d24,d24,d10 |
| vst1.32 {d22[0]}, [r7, :32]! |
| vshr.u64 d10,d24,#16 |
| vadd.u64 d25,d25,d10 |
| vshr.u64 d10,d25,#16 |
| vzip.16 d24,d25 |
| vadd.u64 d26,d26,d10 |
| vst1.32 {d24[0]}, [r7, :32]! |
| vshr.u64 d10,d26,#16 |
| vadd.u64 d27,d27,d10 |
| vshr.u64 d10,d27,#16 |
| vzip.16 d26,d27 |
| vld1.64 {q6,q7}, [r6, :256]! |
| subs r8,r8,#8 |
| vst1.32 {d26[0]}, [r7, :32]! |
| bne LNEON_tail |
| |
| vst1.32 {d10[0]}, [r7, :32] @ top-most bit |
| sub r3,r3,r5,lsl#2 @ rewind r3 |
| subs r1,sp,#0 @ clear carry flag |
| add r2,sp,r5,lsl#2 |
| |
| LNEON_sub: |
| ldmia r1!, {r4,r5,r6,r7} |
| ldmia r3!, {r8,r9,r10,r11} |
| sbcs r8, r4,r8 |
| sbcs r9, r5,r9 |
| sbcs r10,r6,r10 |
| sbcs r11,r7,r11 |
| teq r1,r2 @ preserves carry |
| stmia r0!, {r8,r9,r10,r11} |
| bne LNEON_sub |
| |
| ldr r10, [r1] @ load top-most bit |
| mov r11,sp |
| veor q0,q0,q0 |
| sub r11,r2,r11 @ this is num*4 |
| veor q1,q1,q1 |
| mov r1,sp |
| sub r0,r0,r11 @ rewind r0 |
| mov r3,r2 @ second 3/4th of frame |
| sbcs r10,r10,#0 @ result is carry flag |
| |
| LNEON_copy_n_zap: |
| ldmia r1!, {r4,r5,r6,r7} |
| ldmia r0, {r8,r9,r10,r11} |
| it cc |
| movcc r8, r4 |
| vst1.64 {q0,q1}, [r3,:256]! @ wipe |
| itt cc |
| movcc r9, r5 |
| movcc r10,r6 |
| vst1.64 {q0,q1}, [r3,:256]! @ wipe |
| it cc |
| movcc r11,r7 |
| ldmia r1, {r4,r5,r6,r7} |
| stmia r0!, {r8,r9,r10,r11} |
| sub r1,r1,#16 |
| ldmia r0, {r8,r9,r10,r11} |
| it cc |
| movcc r8, r4 |
| vst1.64 {q0,q1}, [r1,:256]! @ wipe |
| itt cc |
| movcc r9, r5 |
| movcc r10,r6 |
| vst1.64 {q0,q1}, [r3,:256]! @ wipe |
| it cc |
| movcc r11,r7 |
| teq r1,r2 @ preserves carry |
| stmia r0!, {r8,r9,r10,r11} |
| bne LNEON_copy_n_zap |
| |
| mov sp,ip |
| vldmia sp!,{d8,d9,d10,d11,d12,d13,d14,d15} |
| ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,r11} |
| bx lr @ bx lr |
| |
| #endif |
| .byte 77,111,110,116,103,111,109,101,114,121,32,109,117,108,116,105,112,108,105,99,97,116,105,111,110,32,102,111,114,32,65,82,77,118,52,47,78,69,79,78,44,32,67,82,89,80,84,79,71,65,77,83,32,98,121,32,60,97,112,112,114,111,64,111,112,101,110,115,115,108,46,111,114,103,62,0 |
| .align 2 |
| .align 2 |
| #if __ARM_MAX_ARCH__>=7 |
| .comm _OPENSSL_armcap_P,4 |
| .non_lazy_symbol_pointer |
| OPENSSL_armcap_P: |
| .indirect_symbol _OPENSSL_armcap_P |
| .long 0 |
| .private_extern _OPENSSL_armcap_P |
| #endif |